/* ============ ALTURA DESIGN SYSTEM ============ */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=DM+Sans:wght@400;500;600&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --ink: #0a0f1a;
  --cloud: #f4f6f9;
  --accent: #1a6b4a;
  --accent-light: #e8f5ee;
  --accent-dark: #145438;
  --warm: #d4a853;
  --muted: #6b7280;
  --white: #ffffff;
  --danger: #dc2626;
  --danger-light: #fef2f2;
  --success: #059669;
  --success-light: #ecfdf5;
  --warning: #d97706;
  --warning-light: #fffbeb;
  --info: #2563eb;
  --info-light: #eff6ff;
  --border: rgba(0,0,0,0.08);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

body {
  font-family: 'DM Sans', sans-serif;
  color: var(--ink);
  background: var(--cloud);
  min-height: 100vh;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============ APP NAV ============ */
.app-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
}

.app-nav .logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.5px;
  color: var(--ink);
  text-decoration: none;
}

.app-nav .logo span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-links a {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  transition: all 0.2s ease;
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--ink);
  background: var(--cloud);
  text-decoration: none;
}

.nav-links a.active {
  color: var(--accent);
  background: var(--accent-light);
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-user .user-name {
  font-size: 0.85rem;
  color: var(--muted);
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.5rem;
  border: none;
  border-radius: var(--radius-sm);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn:hover { text-decoration: none; }

.btn-primary {
  background: var(--accent);
  color: var(--white);
}
.btn-primary:hover { background: var(--accent-dark); }

.btn-secondary {
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--cloud); border-color: rgba(0,0,0,0.15); }

.btn-danger {
  background: var(--danger);
  color: var(--white);
}
.btn-danger:hover { background: #b91c1c; }

.btn-ghost {
  background: transparent;
  color: var(--muted);
  padding: 0.5rem 0.75rem;
}
.btn-ghost:hover { color: var(--ink); background: var(--cloud); }

.btn-sm { padding: 0.4rem 0.9rem; font-size: 0.82rem; }
.btn-lg { padding: 0.85rem 2rem; font-size: 1rem; }

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ============ FORMS ============ */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 0.4rem;
}

.form-hint {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.25rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 1.5px solid rgba(0,0,0,0.12);
  border-radius: var(--radius-sm);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.92rem;
  color: var(--ink);
  background: var(--white);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(26,107,74,0.1);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236b7280' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* ============ CARDS ============ */
.card {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.card-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-body {
  padding: 1.5rem;
}

/* ============ LAYOUT ============ */
.page-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.page-header {
  margin-bottom: 2rem;
}

.page-header h1 {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 0.5rem;
}

.page-header p {
  color: var(--muted);
  font-size: 1rem;
}

/* Grid layouts */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: 1.5rem;
}

.stat-card .stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-card .stat-label {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.25rem;
}

/* ============ STATUS BADGES ============ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.badge-pending { background: var(--warning-light); color: var(--warning); }
.badge-confirmed { background: var(--info-light); color: var(--info); }
.badge-in_progress { background: #f0f9ff; color: #0369a1; }
.badge-completed { background: var(--success-light); color: var(--success); }
.badge-delivered { background: var(--accent-light); color: var(--accent); }
.badge-cancelled { background: var(--danger-light); color: var(--danger); }

/* ============ TABLE ============ */
.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.data-table th {
  text-align: left;
  padding: 0.75rem 1rem;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  background: var(--cloud);
}

.data-table td {
  padding: 0.85rem 1rem;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.data-table tr:hover td {
  background: rgba(26,107,74,0.02);
}

.data-table .clickable-row {
  cursor: pointer;
}

/* ============ ALERTS ============ */
.alert {
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.alert-error {
  background: var(--danger-light);
  color: var(--danger);
  border: 1px solid rgba(220,38,38,0.15);
}

.alert-success {
  background: var(--success-light);
  color: var(--success);
  border: 1px solid rgba(5,150,105,0.15);
}

.alert-info {
  background: var(--info-light);
  color: var(--info);
  border: 1px solid rgba(37,99,235,0.15);
}

/* ============ AUTH PAGES ============ */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(170deg, var(--white) 0%, #f0f7f3 40%, #e8f0e4 100%);
  padding: 2rem;
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  padding: 2.5rem;
}

.auth-card .logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.5px;
  text-align: center;
  margin-bottom: 2rem;
}

.auth-card .logo span { color: var(--accent); }

.auth-card h2 {
  font-size: 1.4rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
}

.auth-card .auth-subtitle {
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.auth-footer {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.88rem;
  color: var(--muted);
}

/* ============ EMPTY STATE ============ */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--muted);
}

.empty-state .empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.4;
}

.empty-state h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--ink);
}

.empty-state p {
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

/* ============ MODAL ============ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 1rem;
}

.modal {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* ============ SERVICE TYPE ICONS ============ */
.service-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* ============ LOADING ============ */
.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.page-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: 0.75rem;
  color: var(--muted);
}

/* ============ DETAIL VIEW ============ */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.detail-item label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
  margin-bottom: 0.25rem;
}

.detail-item .detail-value {
  font-size: 0.95rem;
  color: var(--ink);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 768px) {
  .page-container { padding: 1.25rem; }
  .app-nav { padding: 0 1.25rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .nav-links { gap: 0; }
  .nav-links a { padding: 0.5rem 0.6rem; font-size: 0.82rem; }
  .data-table { font-size: 0.82rem; }
  .data-table th, .data-table td { padding: 0.6rem 0.5rem; }
  .auth-card { padding: 1.75rem; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .page-header h1 { font-size: 1.4rem; }
}